package com.example.resttemplate9002.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

@Service
public class HelloWorldService {
    @Autowired
    private RestTemplate restTemplate;

    public String getHelloWorld(){
        String url="http://provider-service/hello";  //调两个服务中的一个
//        String url="http://localhost:8081/hello";  //调用某一个
        return restTemplate.getForObject(url,String.class);

    }
}
